有问题啊。。。。。。谁来解决??
<script type="text/javascript">
var attime;
function clock(){
var time=new Date();
attime= time.getHours()+":"+time.getMinutes()+":"+time.getSeconds();
document.getElementById("clock").value = attime;
}
setInterval(clock,1000);
</script>
</head>
<body>
<form>
<input type="text" id="clock" size="50" style="width:60px"/>
size="50"这里的尺寸大小是什么意思啊,,我把他改成90后,,还是和以前一样的啊